One to two classes per month, between 15 and 25 per class. The January cover sheet has two November hires in PHL and CMH. Most junior DCA is August 16. By far the majority of new hires in November went to LGA/EWR. Your ability to get the base you want will partially depend on your age, as they assign seniority within your class on birthdates. The older you are, the better your chance to be based where you want.